... lateral deflection flexible pipe resistance deflection arctic engineering upstream oil & gas armour wire straight pipe condition tape layer compression risk management inner layer outer layer hydrostatic pressure axial stiffness finite element investigation anti-birdcage tape layer...

... by the acoustic cloak and the scattering could be reduced in almost all directions. Besides, the acoustic cloak with multilayered structures has great potentials in practical engineering applications. reservoir characterization innermost layer mass density acoustic cloak inner layer upstream oil...